name: Release App

on:
  push:
    # Cannot filter on both branches (release) and tags - it's ORed
    tags:
      - '[0-9]+.[0-9]+.[0-9]+'
      - '[0-9]+.[0-9]+.[0-9]+.[0-9]+'
      - '[0-9]+.[0-9]+.[0-9]+-rc\.[0-9]+'
      - '[0-9]+.[0-9]+.[0-9]+-rc\.[0-9]+\.[0-9]+'

env:
  # Our build metadata
  BUILD_USER: builder
  BUILD_HOST: github.syncthing.net

jobs:
  release:
    name: Release Build and Publish
    runs-on: ubuntu-latest
    container: ghcr.io/syncthing/syncthing-android-builder
    steps:
      - uses: actions/checkout@v3
        with:
          submodules: true
          fetch-depth: 0

      - name: Ensure release branch
        run: |
          git config --system --add safe.directory '*'
          if ! git branch -a --contains $(git rev-parse HEAD) | grep release >/dev/null; then
            echo "Tag is not part of release branch - aborting..."
            exit 1
          fi

      - name: build_release
        env:
          SYNCTHING_RELEASE_KEY_ALIAS: android
          SIGNING_PASSWORD: '${{ secrets.SIGNING_PASSWORD }}'
          SYNCTHING_RELEASE_STORE_FILE: '${{ runner.temp }}/signing-keystore.jks'
          SYNCTHING_RELEASE_PLAY_ACCOUNT_CONFIG_FILE: '${{ runner.temp }}/google-play-secrets.json'
        shell: bash
        run: |
          set -eu -o pipefail
          echo '${{ secrets.SIGNING_KEYSTORE_JKS_BASE64 }}' | base64 -d > "$SYNCTHING_RELEASE_STORE_FILE"
          echo '${{ secrets.GOOGLE_PLAY_SECRETS_BASE64 }}' | base64 -d > "$SYNCTHING_RELEASE_PLAY_ACCOUNT_CONFIG_FILE"
          java -version
          ./gradlew --no-daemon buildNative lint assembleRelease bundleRelease publishReleaseBundle
          rm "$SYNCTHING_RELEASE_STORE_FILE" "$SYNCTHING_RELEASE_PLAY_ACCOUNT_CONFIG_FILE"

          echo '${{ secrets.GNUPG_SIGNING_KEY_BASE64 }}' | base64 -d | gpg --import
          cd app/build/outputs/apk/release
          sha256sum app-release.apk | gpg --clearsign > sha256sum.txt.asc

      - uses: ncipollo/release-action@v1
        with:
          artifacts: "app/build/outputs/apk/release/*.apk,app/build/outputs/apk/release/*.asc"
          artifactErrorsFailBuild: true
          bodyFile: "app/src/main/play/release-notes/en-GB/default.txt"
          prerelease: ${{ contains('-rc.', github.ref_name) }}
          draft: true